Biodegradation of soil-applied endosulfan in the presence of a biosurfactant

被引:40
作者
Awasthi, N
Kumar, A
Makkar, R
Cameotra, SS
机构
[1] Ind Toxicol Res Ctr, Lucknow 226001, Uttar Pradesh, India
[2] Inst Microbial Technol, Sector 39A, Chandigarh 160036, India
关键词
biodegradation; biosurfactant; mobilization; site reclamation;
D O I
10.1080/03601239909373226
中图分类号
X [环境科学、安全科学];
学科分类号
08 ; 0830 ;
摘要
Biodegradation of endosulfan isomers in soil-applied and flask-coated conditions was studied, by an isolated bacterial coculture. The degradation in soil-applied form was 20-30% slower than in flask-coated condition. Addition of a biosurfactant, isolated from Bacillus subtilis MTCC 1427, enhanced the rate of biodegradation by 30-45% in both the conditions. It also mobilized the residual endosulfan towards biodegradation, that otherwise remains undegraded.
引用
收藏
页码:793 / 803
页数:11
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